GRUB (GRand Unified Bootloader) is a multiboot bootloader from the GNU project. This tag is for questions relating to the legacy version of GRUB. Use the GRUB2 tag for questions dealing with GRUB2, a rewritten version.

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How to replace GRUB boot loader, from within Windows?

I have dual boot (Debian and Windows XP), and the boot is from GRUB. I want to remove Linux and grub, and restore the Windows boot. However, I cannot use installation CD to restore the MBR. Thus, I ...
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1answer
404 views

Problems with Windows boot loader and Grub. How to make one primary and the other secondary?

I had a working Windows 7 + Ubuntu 10.10 setup where my primary boot loader was that of Windows 7 and from there when I went on Ubuntu, it took me to Grub. When I updated to Ubuntu 11.04 it made Grub ...
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2answers
3k views

Fixing bad Windows partition and startup with Linux

Here is what happened: Don't have enough space on my Windows partition Delete the stock "recovery" partition to make space Enlarge the Win partition Software messes up the Windows boot Go under ...
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3answers
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How can I fix a “no such partition Grub Rescue” error?

Earlier I installed Ubuntu 10.04 from a USB flash drive. Since the system was unable to detect Ubuntu in the initial menu that appears on reoboting, I deleted the partition onto which I had installed ...
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2answers
2k views

windows 7 not booting after ubuntu partition deletion

I had on my laptop windows 7 and ubuntu server 9.10 (the partition with windows 7 was automatically selected at boot time). Today I wanted to install ubuntu 10.4, and for that I deleted the 9.10 ...
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1answer
188 views

Dual boot GRUB error

I recently vacuumed my computer, and when I turned it on afterwards I got a grub error saying no such device. I have a 80 Gb SSD running Win 7 and a 500 Gb spinny where Ubuntu wa installed. When I ...
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2answers
954 views

Laptop gets GRUB error 21 when turned on without external hard drive (w/ Linux) attached

I have Windows Vista on my notebook's internal hard drive and Kubuntu Linux on the external hard drive. My notebook has lost all portability because it cannot boot into Windows without the external ...
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2answers
5k views

How to disable GRUB boot menu and boot in default OS

I have Windows 7 and Ubuntu 10.04 installed on my system. I want to configure GRUB so that it automatically boots into the default OS without displaying the boot menu; it should only appear if I ...
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1answer
15k views

Problem setting command-line console resolution. vbeinfo in grub2 does not report all resolutions

I have a Asus EEE PC 1005P which I installed a Command-line system on using the Alternate Installer CD of Ubuntu Lucid Lynx. Altough I think this is a general linux and grub2 question. I do not have ...
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1answer
2k views

Clonezilla disk to disk clone on a dual boot ubuntu karmic & XP setup - cannot open '/boot/grub/device.map'

I just tried to clone a failing existing boot drive for a dual boot system with Ubuntu karmic and Windows XP installed using Clonezilla. The cloning worked fine right up until the end when I got the ...
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4answers
393 views

Why does Ubuntu 9.04 console not work with Windows 7 Windows Virtual PC?

Here's a screen shot of my console in an Ubuntu 9.10 desktop live CD installed onto a Windows 7 Windows Virtual PC machine, and then stripped of the X/gnome environment: Note that the Grub part ...
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2answers
4k views

Installing bootloader (GRUB) on a logical partitions?

Is it possible to install GRUB on a logical partition? The partition is just 200 to 400 MB space?
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1answer
37 views

UEFI strange behavior

Hi have a toshiba Satellite L50-A1-D6, with the latest (14/11/2014) bios update. I have removed windows8, completely formatted the HD ( in GPT ) and installed Linux (Ubuntu but this is not really ...
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1answer
737 views

Windows 8 won't boot after rewriting partition table

I was recovering a deleted partition using Testdisk to rewrite the partition table. However after that, windows 8 refused to boot up. On boot, I am presented with an blue screen saying that there was ...
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1answer
284 views

Is it currently stable to use, and boot to, a btrfs RAID 0 on SSDs?

As of the current (3.10+) Linux kernels, is it supported to make a btrfs RAID 0 out of SSDs the root mount and boot to it? This comprises several issues: Does the RAID 0 with SSDs support ...
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3answers
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Can I use the TPM on linux without TrustedGrub?

I'd like to use the TPM to secure my boot process for my linux laptop. Any manual, howto or tutorial I have found about this topic mentions I have to use the TrustedGrub bootloader to keep up the ...
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1answer
1k views

Installed Lubuntu as dual boot to Windows 7 and now Windows won't load

Last year when I installed an SSD in my laptop, I partitioned off a few GB to try dual booting to Linux. At the time, I was able to set up Ubuntu on that partition and used EasyBCD to manage the boot ...
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3answers
2k views

Windows installed on second partition, how to add it to boot menu?

I'm using Debian 6.0.6 Squeeze at the moment, I installed it over Windows XP. It's just one hard drive where I first installed Windows XP and than used some Windows tool to make partition where I ...
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1answer
5k views

Error - unknown filesystem grub rescue - Can't boot from any other media whatsoever

So I've been trying anything and everything under the sun to fix this problem. Have a lenovo Y570 laptop and decided to duel boot linux mint alongside windows 7. I partitioned some space on the ...
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4answers
5k views

GRUB error: unknown filesystem

I replaced my old laptop drive which was win7 and ubuntu dual boot with an SSD. Now I connected the old drive through a USB adapter and I want to boot from it. But this comes up: unknown filesystem ...
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3answers
5k views

Windows 7 Pro x64 hangs on boot when loading classpnp.sys [duplicate]

Don't know what happened but this happens almost every time I boot. Never happened before a couple days ago and I haven't even done anything. Computer powers up, GRUB (From fresh Ubuntu 11.04 ...
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1answer
2k views

How to boot Debian Testing when grub_env_export symbol not found?

After a recent run of apt-get dist-upgrade and subsequent reboot, I get just: GRUB loading. Welcome to GRUB! error: symbol not found: 'grub_env_export'. Entering rescue mode... grub rescue> ...
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2answers
758 views

How do I install Ubuntu 10.04 with full disk encryption alongside other operating systems?

I always used the Full Disk Encryption option of the alternate installer, but now I need to keep another OS running in the first partition but that option seems only to be able to use the whole disk. ...
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1answer
964 views

ubuntu 10.04 softRAID 5 partition scheme

I'm trying to create a RAID 5 array which will contain the Ubuntu installation itself. I tried this partition scheme: 2.0 TB for / 6.0 GB for swap This was as per the instructions provided by ...
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1answer
4k views

How to edit menu list on muktiboot usb flash drive

I used this guide here to create a multiboot usb: The code below is found in the menu.lst file on the flash drive. How do I edit to remove the unwanted items, eg Tiny Core: # This Menu Created by ...
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1answer
2k views

CentOS 5 installation - GRUB installed on USB drive

I installed CentOS via unetbootin and USB stick. Unfortunately, I can not now start my system w/o my USB usb drive. Can someone provide me with some information how to fix this? Thanks.
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1answer
791 views

Reboot from windows to linux with grub

I have machine with Windows and Linux with GRUB, only with remote access. Is there any way to chage default OS in grub from windows? I know how to achieve it from linux, something like echo ...
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1answer
526 views

GRUB boot menu disapeared after NTFS partition deleted?

I have a dual boot system with Windows XP and Fedora12. Following is the partition structure of my harddisk. Disk /dev/sda: 80.1 GB, 80060424192 bytes 255 heads, 63 sectors/track, 9733 cylinders ...
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2answers
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Is it possible to have Grub2's boot.img in the MBR and have it load core.img from a separate boot partition?

I have a multiboot system that I would like to use Grub to manage. The version of Grub shipping with my Linux distro is Grub2, and it installs its equivalent of stage 1.5-2, core.img, into the ...
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2answers
3k views

GRUB having problems with my sda1 UUID

I was having trouble trying to setup triple boot on my computer... (Take a look at this thread if you think it would help). I ended up by having a GRUB menu that has Ubuntu entries and "Windows" ...
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379 views

Stuck on GRUB command prompt after regular kernel update

I am running Debian Wheezy. Update Manager suggest to install kernel update. After update, I reboot system but instead of listing all the kernels (bootloader), it gave me a GRUB command prompt: ...
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1answer
391 views

How can I write a Windows (NTFS) .img file to a partition and add it to grub?

I'm trying some crazy stuff here. First, I had a VirtualBox machine with Windows XP installed, using .vdi format. Then I exported the image to a OVA, extracted the .vmdk and converted it to a raw .img ...
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0answers
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PC won't boot from flash drive after computer hibernated (grub on hdd corrupt too)

I had 3 OS installed: Windows 7 , Fedora 17 and Mageia 2 in my Acer Aspire 4253 laptop. I deleted the partition of Mageia and my grub got corrupted. I didn't have an installation DVD of either Win7 ...
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0answers
393 views

Making grub boot into chroot directory

I am trying to make grub boot into a chroot directory /slack containing a Slackware Linux installation. This directory was created by issuing the following command: installpkg --root /slack a/*.t?z ...
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1answer
502 views

Why doesn't GRUB see my SSD partition?

I have a HP nc4400 laptop with an SSD drive in it. Sometimes when I reboot I get a There is no such partition. grub rescue > prompt. If I power cycle the laptop all is good and GRUB is able to ...
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1answer
138 views

Ubuntu USB disk naming conflict on bootup

I've finally taken the plunge and ditched Vista for Ubuntu 10.04, and have a strange problem when booting up. Normally, my boot disk is /dev/sda, and grub boots from /dev/sda1 just fine. Once Linux ...
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2answers
940 views

GRUB-2 Bootloader fails to load for lack of floppy drive. Ubuntu 10.4 & Windows XP

2010.07.21 while trying to install Ubuntu 10.4 Hello all, I've been trying to install Ubuntu 10.04 on my Dell workstation and am unable to get the Grub-2 bootloader to load properly. It seems to be ...
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2answers
821 views

Configuring GRUB to choose different OS when inside VM

On my laptop, I've got a dual-boot configuration with Windows 7 and Linux OSes installed. I am also using Linux via Oracle VirtualBox (through raw VMDK file) when working in Windows. Since I have ...
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490 views

How to add an item GRUB 1.98?

I am having trouble with GRUB version 1.98. I have been using GRUB 0.97 for a long time and can do pretty much what I want with it. It appears that the last version of Debian (6.0) installs GRUB ...
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3answers
350 views

No GRUB after re-installing Windows

I have Windows and I installed Fedora 12 on a separate partition. However, I had a problem with my windows XP SP 3 and had to install Windows on my C drive. When I re-boot I on longer get the GRUB ...
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6answers
1k views

Is there a good way to make a remote machine dual-bootable into Windows and Linux?

I'd like to make a dual-boot machine that can be rebooted into either OS remotely. The only idea I have is to make the grub configuration live on a FAT partition so that it can be edited by either ...
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4answers
2k views

Cannot access Ubuntu 10/04 after reinstalling Windows [duplicate]

Possible Duplicates: No GRUB after re-installing windows Windows 7 upgrade and Grub boot loader I had Windows Vista Home Premium on HP pavilion desktop. I partitioned the disk for Ubuntu ...
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votes
3answers
1k views

Triple boot Mac OS X, Debian and Gentoo on a MacBook

I'm looking to install Debian and Gentoo alongside Mac OS X on a (Intel) MacBook. Debian will be for using Linux, and Gentoo for toying around. There are lots of guides on the Internet about ...
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2answers
338 views

Unable to boot into windows after removing Linux

I had Linux Ubuntu and Windows dual booting from my computer. I used partition manager to remove the Linux Ubuntu partitions, now I can't get into Windows. The machine loads in to a command prompt ( ...
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1answer
480 views

Operating systems on SD cards

I was getting some wild ideas the last days, like putting some operating systems into SD cards rather than on my hard drive. I'll go further into details now and explain what lead me to consider this ...
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3answers
508 views

Borked ubuntu uninstall - need to delete boot partition (i think)

I just got a new pc laptop with windows 7 and wanted to install Ubuntu on it. Which i did, no problem there, by downloading the installer, burning it to dvd then booting off the dvd and installing. ...
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3answers
2k views

How to remove Linux from my system without affecting Windows' bootloader?

I'm a Windows user. I tried to experiment with Linux and installed openSUSE on my system. I formatted a partition and installed Linux on that drive. When I tried to remove Linux by formatting that ...
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3answers
579 views

What is my partition number?

I am using Linux and i need to restore my grub, so i go into commandline on live CD, and i enter 'grub', then 'root (hd0,6)', but it says that the disk does not exist. This is how everything looks ...
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2answers
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Ubuntu dual-boot installation Grub error 18

I'm trying a dual-boot installation of Ubuntu 9.04 parallel to an exisiting Windows XP. On first Ubuntu boot I get a Grub error 18. As I already found out the reason therefore is a unfortunate ...
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659 views

dd to clone 2 hard drives with 2 OSes and an encrypted partition

So, I have a question with this complex back-up process. My computer has a 32GB SSD, where Ubuntu 13.10 and all programs that run on that system are located. There is only one partition on that drive, ...